Sirius, our brightest star, is orbited by a white dwarf — a dead star's core. Where is the planetary nebula that would have formed when it shed its skin?

The brightest star in Earth’s night sky, Sirius, is orbited by a white dwarf — a dead star’s core. This binary companion would have lost its planetary nebula nearly 100 million years ago, leaving nothing to see today.

Are white dwarfs really those stars? Is their inner core really composed of diamonds? - Quora

What would happen if Sirius exploded? - Quora

It's eons from now and our Sun has collapsed into a white dwarf star. What happens after that? What are the kinds of objects it could age into over time? - Quora

What happens when white dwarf stars run out of fuel? - Quora

Sirius, our brightest star, is orbited by a white dwarf — a dead star's core. Where is the planetary nebula that would have formed when it shed its skin?

Stars, Page 46 of 128

Stars: Facts about stellar formation, history and classification

Astronomy Orion Telescopes & Binoculars

Astronomy - Things in the Sky - Set 01